Package org.jcsp.plugNplay
Class Tail
- java.lang.Object
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- org.jcsp.plugNplay.Tail
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- All Implemented Interfaces:
CSProcess
public final class Tail extends java.lang.Object implements CSProcess
The output stream is the tail of its input stream.Process Diagram
Description
The first Object (i.e. head) of its input stream is not forwarded. The rest (i.e. tail) is copied through unchanged.Two inputs are needed before any output is produced but, thereafter, one output is produced for each input.
Channel Protocols
Input Channels in java.lang.Object The in Channel can accept data of any Class. Output Channels out java.lang.Object The out Channel will send data of the same type as that sent down the in Channel. Implementation Note
The implementation uses anIdentity
process for the copy loop:public void run () { in.read (); // accept, but discard, the first item new Identity (in, out).run (); // copy the rest of the stream }
- Author:
- P.H. Welch and P.D. Austin
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Constructor Summary
Constructors Constructor Description Tail(ChannelInput in, ChannelOutput out)
Construct a new Tail process with the input Channel in and the output Channel out.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
run()
The main body of this process.
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Constructor Detail
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Tail
public Tail(ChannelInput in, ChannelOutput out)
Construct a new Tail process with the input Channel in and the output Channel out.- Parameters:
in
- the input Channelout
- the output Channel
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